CN208396862U - A kind of half direct-drive type marine tidal-current energy set drive chain and the marine tidal-current energy unit including it - Google Patents
A kind of half direct-drive type marine tidal-current energy set drive chain and the marine tidal-current energy unit including it Download PDFInfo
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- CN208396862U CN208396862U CN201820546370.9U CN201820546370U CN208396862U CN 208396862 U CN208396862 U CN 208396862U CN 201820546370 U CN201820546370 U CN 201820546370U CN 208396862 U CN208396862 U CN 208396862U
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- current energy
- marine tidal
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- gear
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/30—Energy from the sea, e.g. using wave energy or salinity gradient
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- Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
Abstract
The utility model discloses a kind of half direct-drive type marine tidal-current energy set drive chain and including its marine tidal-current energy unit, belong to marine tidal-current energy unit equipment field.Including sequentially connected wheel hub, gear-box, connecting cabin, generator and deck store, it is connected between the wheel hub and gear-box by main shaft and junction is provided with dynamic sealing, the gear-box is half direct-drive type gear-box, blade pitch device is installed, the blade pitch device can realize that variable pitch angle is 0 °~270 ° on the wheel hub.The utility model provides a kind of half direct-drive type marine tidal-current energy generator group transmission chain, meets the requirement of marine tidal-current energy power generation, and accurately controls variable pitch, it is ensured that accurate and safety is effectively reduced unit failure risk and accurately controls variable pitch, realizes that unit safety reliably operates.
Description
Technical field
The utility model relates to marine tidal-current energy unit equipment fields, more particularly to a kind of half direct-drive type marine tidal-current energy set drive
Chain and marine tidal-current energy unit including it.
Background technique
China sea area is vast, and huge energy is contained in ocean, and marine tidal-current energy belongs to one such energy, can pass through
Current meter etc. is measured and is predicted, so developing and utilizing marine tidal-current energy unit to generate electricity and gradually rise and as trend.Flow velocity
Impeller rotation is driven, mechanical energy is converted for marine tidal-current energy by gear-box speed increasing mechanism, is being converted into electric energy, mesh by generator
The structure of first half direct-drive type obtains comparable inspection and application in the wind energy field of similar marine tidal-current energy.
It is directed to marine tidal-current energy unit at present, most of producer is concentrated use in generate electricity using multiple small units, invisible
In increase failure link.Some producers realize yaw indirectly using double leaf wheel construction, although can receive bimodal current
Energy, but increase the cost of impeller and blade.Current still none whole pooled applications solution.
Utility model content
The purpose of the utility model is to provide one kind without yaw, accurate variable pitch and failure risk can be effectively reduced and realize
The half direct-drive type marine tidal-current energy set drive chain and the marine tidal-current energy unit including it that unit safety reliably operates.
To achieve the above objectives, the present invention adopts the following technical solutions:
On the one hand, the utility model provides one kind half direct-drive type marine tidal-current energy set drive chain, including sequentially connected wheel hub,
Gear-box, connecting cabin, generator and deck store are connected and are provided in junction dynamic by main shaft between the wheel hub and gear-box
Sealing, the gear-box are half direct-drive type gear-box, are equipped with blade pitch device on the wheel hub, the blade pitch device can realize change
Propeller angle is 0 °~270 °.
Further, the half direct-drive type gear-box includes gear for two stage planetary gear train transmission mechanism.
Further, wheel hub, gear-box and the generator at rear portion and deck store of connecting cabin connection front, the company
It connects and is additionally provided with vibrating sensor and temperature sensor in cabin.
It further, further include the segmented penetration pipe axis being mounted between the wheel hub and deck store.
Further, the penetration pipe axis is segmented penetration pipe axis, and the penetration pipe axis includes axial crossing spline
The front tube axis and rear pipe axis of formula connection, the front tube axis and rear pipe axis are connected separately with spring bearing close to junction.
Further, there are two notches for the rear end setting of the front tube axis, and there are two convex for the front end setting of the rear pipe axis
It rises for being cooperatively connected with the notch, the tolerance clearance of 0.5mm is equipped at mating connection.
Further, in the gear-box, main shaft bearing is connected on main shaft, the main shaft bearing is being connected by setting
Lubricating system in cabin carries out pressure oil jet lubrication.
Further, the generator is middle speed generator.
Further, the main shaft external circumferential at the dynamic sealing is provided with shield, one end of the shield and institute
Gear-box connection is stated, is provided with through-hole on the shield.
Further, the shield is that three arc valve body structures being circumferentially connected are formed by connecting, and connection type is spiral shell
It tethers and connects.
On the other hand, a kind of marine tidal-current energy generator group is provided, including the half direct-drive type marine tidal-current energy set drive chain, also
Supporting mechanism including being used to support and installing the half direct-drive type marine tidal-current energy set drive chain, the supporting mechanism includes twin columns
Gantry structure and the elevating mechanism that can be moved up and down on two heel post of double-column planer structure, the elevating mechanism are T-type structure,
The elevating mechanism include with the cross bar of the removable connection of two heel posts and the vertical bar being connected in the middle part of cross bar, the vertical bar it is another
One end is used for and the half direct-drive type marine tidal-current energy set drive chain link.
Due to the adoption of the above technical scheme, the utility model at least has the following advantages:
(1) the utility model provides a kind of half direct-drive type marine tidal-current energy generator group transmission chain, meets wanting for marine tidal-current energy power generation
It asks, and accurately controls variable pitch, it is ensured that accurate and safety is effectively reduced unit failure risk and accurately controls variable pitch, realizes machine
The safe and reliable operating of group.
(2) the utility model solves sealing problem using rotary dynamic seal mechanism；Using Special lifting and blade pitch device come
Guarantee unit safety.
(3) the utility model solves the problems, such as elongated shaft deflection deformation using segmented penetration pipe axis, and can transmit suitable
When torque and convenient for vision dead zone assemble, while junction reserve tolerance clearance avoided positioning because interference risk, and
Guarantee stiffness of a shaft section close to junction installation spring bearing in front tube axis and rear pipe axis.
(4) shield is arranged in periphery of the utility model at the dynamic sealing of main shaft, has not only guaranteed that water flow passed in and out, but also can prevent
Planktonic organism enters or attachment dynamic sealing component causes rubber parts to damage, while can realize that regular dismounting cleaning inside and outside is dirty again
Object, solve the problems, such as prevents planktonic organism from entering between rotary shaft and fixing seat destroys sealing structure；And it is preferred that using three
The shield of the tubulose of a arc flap-type structure composition, three arc flap-type structures are bolted to tooth as a whole
It takes turns on box body, keeps it easy to disassemble in compact space.
Detailed description of the invention
Above-mentioned is only the general introduction of technical solutions of the utility model, in order to better understand the technology hand of the utility model
Section, below in conjunction with attached drawing, the utility model is described in further detail with specific embodiment.
Fig. 1 is the structural schematic diagram of the half direct-drive type marine tidal-current energy set drive chain of the utility model；
Fig. 2 is the schematic cross-sectional view of the half direct-drive type marine tidal-current energy set drive chain of the utility model；
Fig. 3 is the structural schematic diagram of the front tube axis of the penetration pipe axis of the utility model；
Fig. 4 is the shield part-structure enlarged diagram of the utility model；
Fig. 5 is the mounting structure schematic diagram of the half direct-drive type marine tidal-current energy set drive chain of the utility model.
Specific embodiment
The utility model provides a kind of embodiment of half direct-drive type marine tidal-current energy set drive chain, as shown in Figures 1 to 5, this
Utility model provides a kind of half direct-drive type marine tidal-current energy set drive chain, including sequentially connected wheel hub 1, gear-box 2, connecting cabin 3,
Generator 4 and deck store 5 are connected by main shaft between wheel hub 1 and gear-box 2 and junction are provided with dynamic sealing 8, gear-box 2
For half direct-drive type gear-box, blade pitch device is installed on wheel hub 1, blade pitch device can realize that variable pitch angle is 0 °~270 °.
When the utility model is used, wheel hub 1 undertakes installation blade pitch device and connects the effect of blade 6 and main shaft, variable pitch
The variable pitch angle that mechanism may be implemented is 0 °~270 °, is adapted to the trend of positive and negative both direction flowing in one day, it may not be necessary to
Setting yaw structure, half direct-drive type gear-box is the core component of unit, plays speedup function except main shaft, gear, bearing etc. is contained
Component, there are also components such as dynamic sealing, shaft couplings, for ensuring that the even running of unit, dynamic sealing design may be implemented reliable
Sealing meets the basic demand of marine tidal-current energy unit generation.Deck store is used to store power control cabinet and be arranged the sea cable outlet etc. of unit.
The utility model can not only realize by single Large-scale machine set and be generated electricity, but also have without yawing structure, accurate variable pitch, reliable
The characteristics of sealing, is effectively reduced unit failure risk and accurately controls variable pitch, realizes that unit safety reliably operates.
All components of blade pitch device are all mounted on wheel hub 1, and blade pitch device is by controlling the angle of blade come control wheel
The revolving speed of hub, and then the output power of unit is controlled, and fan safe can be made to shut down in such a way that flow dynamic is braked.
The general variable pitch angle of blade pitch device in the prior art be 0~89 °, variable pitch angle of the invention be 0 °~
270 °, and without yaw, variable pitch is more acurrate.
In order to realize that biggish transmission ratio, half direct-drive type gear-box include gear for two stage planetary gear train transmission mechanism.Using two-stage
Transmission Mechanism of Planetary Gear System realizes biggish transmission ratio and has good intensity, and half direct-drive type gear-box both avoided
Easily damaged high speed rotation grade component, and speedup may be implemented.
To take over from the past and set a new course for the future, connecting cabin 3 connects wheel hub 1, gear-box 2 and the generator 4 at rear portion and deck store 5 of front,
Vibrating sensor and temperature sensor are additionally provided in connecting cabin.Vibrating sensor and temperature sensor are used for detection device sheet
Body.
Further, penetration pipe axis 40 is provided in connecting cabin 3, the leading portion of penetration pipe axis 40 is connected in gear-box 2, wears
The back segment of spool axis 40 is connected in generator 4.
In order to solve the problems, such as elongated shaft deflection deformation, penetration pipe axis 40 is segmented penetration pipe axis, and penetration pipe axis 40 wraps
The front tube axis 401 and rear pipe axis of axial cruciate flower keyed connection are included, front tube axis 401 and rear pipe axis are separately connected close to junction
There is spring bearing.Sectional design not only solves the problems, such as that elongated shaft deflection deformation can also solve interference problem, while front tube
The spring bearing of axis and rear pipe axis close to junction guarantees stiffness of a shaft section.
Further, there are two notches 4010 for the rear end setting of front tube axis 401, and there are two protrusions for the front end setting of rear pipe axis
For being cooperatively connected with notch, the tolerance clearance of 0.5mm is equipped at mating connection.Before two notches 4010 of front tube axis 401 make
The rear end of pipe axis 401 forms two flanges, and flange is connected with the male cooperation of rear pipe axis, forms the connection of cruciate flower keyed.This kind
Structure had not only made that but also torque appropriate can be transmitted convenient for assembly in vision dead zone, when design among the cooperation of protrusion and notch
It is reserved with the tolerance clearance of 0.5mm, prevented positioning from causing to interfere.
Further, it is connected with main shaft bearing on main shaft, lubricating system is provided between main shaft and main shaft bearing.Spindle shaft
It holds using pressure oil jet lubrication.
In order to preferably be suitable for marine tidal-current energy unit, generator 4 is middle speed generator.Middle speed generator and half direct-drive type tooth
Roller box cooperation, had not only avoided easily damaged high speed rotation grade component, but also speedup may be implemented.Generator is for converting mechanical energy
For electric energy.
Planktonic organism is parasitic in order to prevent, and the main shaft external circumferential at dynamic sealing 8 is provided with shield 7, and the one of shield 7
End is connect with gear-box, is provided with through-hole on shield 7.Shield can both prevent planktonic organism parasitic, can protect biology
Safety, but can the structure of anti-stopping seal be damaged.
In order to facilitate dismantling and repairing at dynamic sealing, shield 7 is three circumferentially connected arc valve body structure 70 connections
It forms, connection type is to be bolted.
When the utility model is used, wheel hub 1 undertakes installation blade pitch device and connects the effect of blade 6 and main shaft, variable pitch
The variable pitch angle that mechanism may be implemented is 0 °~270 °, is adapted to the trend of positive and negative both direction flowing in one day, it may not be necessary to
Setting yaw structure；Half direct-drive type gear-box is the core component of unit, using gear for two stage planetary gear train transmission mechanism, realize compared with
Big transmission ratio and there is good intensity, half direct-drive type gear-box had both avoided easily damaged high speed rotation grade component,
Speedup may be implemented again.Half direct-drive type gear-box removes the component that speedup function is played containing main shaft, gear, bearing etc., also moves close
The components such as envelope, shaft coupling, for ensuring the even running of unit；The design of segmented penetration pipe axis not only solves elongated shaft bending deformation
The problem of shape, can also solve interference problem；Dynamic sealing design may be implemented reliably to seal, and meet the underwater fortune of marine tidal-current energy unit
Turn；Shield is set on the outside of pipe axis at dynamic sealing, can both prevent planktonic organism parasitic, can protect bio-safety and
Can the structure of anti-stopping seal be damaged.Deck store is used to store power control cabinet and be arranged the sea cable outlet etc. of unit.This is practical new
Type can not only be realized by single Large-scale machine set and be generated electricity, but also be had without yawing structure, accurate variable pitch, the spy reliably sealed
Point is effectively reduced unit failure risk and accurately controls variable pitch, realizes that unit safety reliably operates.
On the other hand, a kind of marine tidal-current energy generator group is provided, including half above-mentioned direct-drive type marine tidal-current energy set drive chain, also
Supporting mechanism including being used to support and installing half direct-drive type marine tidal-current energy set drive chain, supporting mechanism includes double-column planer structure
30 and the elevating mechanism 20 that can move up and down on 30 liang of heel posts of double-column planer structure, elevating mechanism is T-type structure, elevator
Structure includes being used for half directly with the cross bar of the removable connection of two heel posts and the vertical bar being connected in the middle part of cross bar, the other end of vertical bar
Drive formula marine tidal-current energy set drive chain 10 connects.
The lower section of double-column planer structure is seawater, and for fixing and supporting entire unit, and the basis as unit is convenient
Unit lifting.T-type elevating mechanism is moved up and down on two heel posts of double-column planer structure so that marine tidal-current energy unit sinks to sea
Middle power generation or the maintenance that emerges.
Variable pitch function may be implemented in the utility model, and more accurate control to guarantee unit safety avoids that safe thing occurs
Therefore and the functions such as sealing and the lifting that can realize unit entirety comprehensively, and it is more practical, be able to satisfy wanting for marine tidal-current energy power generation
It asks, and accurately controls variable pitch, it is ensured that accurate and safety will not generate harm to sea area.It is solved using rotary dynamic seal mechanism
Sealing problem；Unit safety is guaranteed using Special lifting and blade pitch device.
The above descriptions are merely preferred embodiments of the present invention, not makees in any form to the utility model
Limitation, those skilled in the art make a little simple modification, equivalent variations or modification using the technology contents of the disclosure above,
It falls within the protection scope of the present utility model.
Claims (10)
1. a kind of half direct-drive type marine tidal-current energy set drive chain, including sequentially connected wheel hub, gear-box, connecting cabin, generator and
Deck store, which is characterized in that connected between the wheel hub and gear-box by main shaft and junction is provided with dynamic sealing, the tooth
Roller box is half direct-drive type gear-box, and blade pitch device is equipped on the wheel hub, and the blade pitch device can realize that variable pitch angle is 0 °
~270 °.
2. half direct-drive type marine tidal-current energy set drive chain according to claim 1, which is characterized in that the half direct-drive type gear
Case includes gear for two stage planetary gear train transmission mechanism.
3. half direct-drive type marine tidal-current energy set drive chain according to claim 1, which is characterized in that before the connecting cabin connection
Wheel hub, gear-box and the generator at rear portion and deck store in portion, vibrating sensor is additionally provided in the connecting cabin and temperature passes
Sensor.
4. half direct-drive type marine tidal-current energy set drive chain according to claim 1, which is characterized in that further include be mounted on it is described
Segmented penetration pipe axis between wheel hub and deck store, the penetration pipe axis include axial cruciate flower keyed connection front tube axis and
Pipe axis afterwards, the front tube axis and rear pipe axis are connected separately with spring bearing close to junction.
5. half direct-drive type marine tidal-current energy set drive chain according to claim 4, which is characterized in that the rear end of the front tube axis
Setting there are two notch, it is described after the front end setting of pipe axis be used for there are two protrusion and the notch is cooperatively connected, be cooperatively connected
Place is equipped with the tolerance clearance of 0.5mm.
6. half direct-drive type marine tidal-current energy set drive chain according to claim 1, which is characterized in that main in the gear-box
Main shaft bearing is connected on axis, the main shaft bearing passes through the lubricating system being arranged in connecting cabin and carries out pressure oil jet lubrication.
7. half direct-drive type marine tidal-current energy set drive chain according to claim 1, which is characterized in that the generator is middling speed
Generator.
8. half direct-drive type marine tidal-current energy set drive chain according to any one of claims 1 to 7, which is characterized in that it is described move it is close
Main shaft external circumferential at envelope is provided with shield, and one end of the shield is connect with the gear-box, on the shield
It is provided with through-hole.
9. half direct-drive type marine tidal-current energy set drive chain according to claim 8, which is characterized in that the shield is three
Circumferentially connected arc valve body structure is formed by connecting, and connection type is to be bolted.
10. a kind of marine tidal-current energy generator group, which is characterized in that including any half direct-drive type marine tidal-current energy of claim 1 to 9
Set drive chain further includes the supporting mechanism for being used to support and installing the half direct-drive type marine tidal-current energy set drive chain, the branch
Support mechanism includes double-column planer structure and the elevating mechanism that can move up and down on two heel post of double-column planer structure, the lifting
Mechanism is T-type structure, and the elevating mechanism includes moving the cross bar of connection with two heel posts and being connected to perpendicular in the middle part of cross bar
The other end of bar, the vertical bar is used for and the half direct-drive type marine tidal-current energy set drive chain link.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820546370.9U CN208396862U (en) | 2018-04-17 | 2018-04-17 | A kind of half direct-drive type marine tidal-current energy set drive chain and the marine tidal-current energy unit including it |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820546370.9U CN208396862U (en) | 2018-04-17 | 2018-04-17 | A kind of half direct-drive type marine tidal-current energy set drive chain and the marine tidal-current energy unit including it |
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| Publication Number | Publication Date |
|---|---|
| CN208396862U true CN208396862U (en) | 2019-01-18 |
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| CN201820546370.9U Active CN208396862U (en) | 2018-04-17 | 2018-04-17 | A kind of half direct-drive type marine tidal-current energy set drive chain and the marine tidal-current energy unit including it |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108361146A (en) * | 2018-04-17 | 2018-08-03 | 国电联合动力技术有限公司 | A kind of half direct-drive type marine tidal-current energy set drive chain and the marine tidal-current energy unit including it |
-
2018
- 2018-04-17 CN CN201820546370.9U patent/CN208396862U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108361146A (en) * | 2018-04-17 | 2018-08-03 | 国电联合动力技术有限公司 | A kind of half direct-drive type marine tidal-current energy set drive chain and the marine tidal-current energy unit including it |
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